http://searchengineland.com/schmidt-listing-googles-200-ranking-factors-would-reveal-business-secrets-51065

Google’s been under fire in various quarters, including the New York Times, that it should open up about how its ranking algorithm works. I think offering the exact formula would be difficult plus potentially give away trade secrets. But how about just listing some of the basic “ingredients?” Nope, said Google CEO Eric Schmidt, this week.